
	$(document).ready(function(){  
	        $("#data_form").validate({  
	            rules: {  
	                user_email:{  
	                    remote:'a/email_exists_check.php'  
	                }  
	            },  
	            messages: {  
	                user_email: {  
	                    remote:jQuery.format("Email \"{0}\" have been used.")  
	                }  
	            }  
	        });  
	    });

